Suggestions by @mr_blue_sky
10,441 suggestions

Geena Davis
as Julie Madison in Batman Resurrection (1990)

Martin Landau
as Carmine Falcone in Batman Shadows (1994)

The Magician (TV Show)
as Zatanna in Which projects should inspire adaptations of these comics

Edward G. Robinson
as Hugo Strange in Uncasted Batman Characters for the Adam West Series

Anthony Perkins
as 1960s in What Actors Could've Played Scarecrow in Various Decades?

Julie Newmar
as Catwoman in The Return of Batman (1980's)

Clint Eastwood
as Two-Face in The Return of Batman (1980's)

Neil Hamilton
as Commissioner Jim Gordon in The Return of Batman (1980's)

Charlton Heston
as Zeus in An Adaptation of The Odyssey Made During the Golden Age of Hollywood

Timothy Spall
as Mole Man in Fantastic Four 3: The Kang Dynasty (2009)

Richard E. Grant
as Kang the Conqueror in Fantastic Four 3: The Kang Dynasty (2009)

Christopher Walken
as The purple man in Quentin Tarantino’s Luke cage (1994)

Sara Sampaio
as Demenica in Villainous (Live Action)

Samara Weaving
as Demenica in Villainous (Live Action)

Nicholas Hoult
as Dr. Flug Slys in Villainous (Live Action)

Nicolas Cage
as BlackHat in Villainous (Live Action)

Alec Baldwin
as Luke Siffler in Ghostbusters III (2011)

Haley Joel Osment
as Josh Pinski in Sonic the Hedgehog: Wonders of the World (1996)

Alex Brightman
as Electro in Casting a Spider-Man animated universe!

Tiny Ron Taylor
as Joseph Martello in Tim Burton's Spider-Man (1990's)